code: def test_output_handler_both():
      wrapper = OutputHandler(
          "tag",
          metric_names=["a", "b"],
          output_transform=lambda x: {"loss": x},
      )
      logger = NeptuneLogger(
          project="tests/dry-run",
          mode="debug",
      )
      mock_engine = MagicMock()
      mock_engine.state = State(metrics={"a": 12.23, "b": 23.45})
      mock_engine.state.epoch = 5
      mock_engine.state.output = 12345
  
      wrapper(mock_engine, logger, Events.EPOCH_STARTED)
  
      assert_logger_called_once_with(logger, "tag/a", 12.23)
      assert_logger_called_once_with(logger, "tag/b", 23.45)
      assert_logger_called_once_with(logger, "tag/loss", 12345)
      logger.stop()
  
imports: import math
  import warnings
  from unittest.mock import MagicMock
  import pytest
  import torch
  from ignite.contrib.handlers.neptune_logger import global_step_from_engine, GradsScalarHandler, NeptuneLogger, NeptuneSaver, OptimizerParamsHandler, OutputHandler, WeightsScalarHandler
  from ignite.engine import Engine, Events, State
label_desc: Use image node_id 7 for calling a global function with example usage: test_output_handler_both() without return types